🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.49 AU - 0.51 AU

Year: 124 Days

Day: 12.3 Hours

Environment

Temp: 208 °C

Axial Tilt: 19.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 116,512,755 km

• M1: 53,406 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.09 AU - 1.21 AU

Year: 431 Days

Day: 26.2 Hours

Environment

Temp: 33 °C

Axial Tilt: 33.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.09 AU - 1.45 AU

Year: 501 Days

Day: 34.6 Hours

Environment

Temp: 15 °C

Axial Tilt: 43.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.91 AU - 3.05 AU

Year: 1800 Days

Day: 19.9 Hours

Environment

Temp: -81 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.6

Radius: 10.7

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.2 AU - 6.5 AU

Year: 4950 Days

Day: 11.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 116,512,755 km

• M1: 133,142 km (0.044 R)
• M2: 474,076 km (0.119 R)
• M3: 908,657 km (0.053 R)
• M4: 1,247,646 km (0.073 R)
• M5: 2,029,594 km (0.101 R)
• M6: 2,917,757 km (0.088 R)
• M7: 4,143,113 km (0.094 R)
• M8: 4,542,240 km (0.079 R)
• M9: 5,505,650 km (0.114 R)
• M10: 5,958,184 km (0.104 R)
• M11: 6,666,680 km (0.118 R)
• M12: 7,111,284 km (0.081 R)
• M13: 7,648,790 km (0.084 R)
• M14: 9,942,125 km (0.03 R)
• M15: 10,892,221 km (0.119 R)
• M16: 11,704,837 km (0.073 R)
• M17: 12,404,057 km (0.047 R)
• M18: 14,498,726 km (0.093 R)
• M19: 15,422,792 km (0.043 R)
• M20: 17,709,695 km (0.055 R)
• M21: 20,784,829 km (0.04 R)
• M22: 21,147,155 km (0.075 R)
• M23: 21,587,571 km (0.106 R)
• M24: 26,165,266 km (0.094 R)
• M25: 26,929,113 km (0.112 R)
• M26: 29,949,943 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.3

Radius: 13.1

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.12 AU - 7.26 AU

Year: 6054 Days

Day: 7.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 116,512,755 km

• M1: 163,062 km (0.091 R)
• M2: 608,564 km (0.099 R)
• M3: 1,033,272 km (0.094 R)
• M4: 2,266,109 km (0.031 R)
• M5: 3,100,266 km (0.061 R)
• M6: 4,106,910 km (0.118 R)
• M7: 4,970,539 km (0.072 R)
• M8: 5,460,023 km (0.08 R)
• M9: 6,285,654 km (0.115 R)
• M10: 7,643,105 km (0.119 R)
• M11: 10,012,436 km (0.073 R)
• M12: 11,158,056 km (0.042 R)
• M13: 13,241,955 km (0.083 R)
• M14: 14,133,408 km (0.09 R)
• M15: 15,008,556 km (0.092 R)
• M16: 15,459,444 km (0.118 R)
• M17: 16,388,596 km (0.108 R)
• M18: 16,927,448 km (0.115 R)
• M19: 18,744,613 km (0.074 R)
• M20: 19,600,014 km (0.11 R)
• M21: 20,966,740 km (0.083 R)
• M22: 25,052,258 km (0.117 R)
• M23: 25,928,752 km (0.109 R)
• M24: 27,323,453 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.3

Radius: 11.3

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 9.17 AU - 9.63 AU

Year: 10083 Days

Day: 6 Hours

Environment

Temp: -169 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 116,512,755 km

• M1: 140,622 km (0.088 R)
• M2: 547,528 km (0.098 R)
• M3: 1,137,692 km (0.077 R)
• M4: 1,991,896 km (0.111 R)
• M5: 2,433,808 km (0.042 R)
• M6: 3,692,674 km (0.074 R)
• M7: 4,451,584 km (0.081 R)
• M8: 5,542,900 km (0.057 R)
• M9: 6,843,205 km (0.098 R)
• M10: 8,161,013 km (0.079 R)
• M11: 8,515,410 km (0.093 R)
• M12: 12,072,099 km (0.107 R)
• M13: 12,533,160 km (0.084 R)
• M14: 13,005,889 km (0.107 R)
• M15: 14,050,232 km (0.07 R)
• M16: 16,515,306 km (0.07 R)
• M17: 17,739,316 km (0.077 R)
• M18: 22,114,455 km (0.091 R)
• M19: 25,244,940 km (0.07 R)
• M20: 28,965,738 km (0.105 R)
• M21: 31,603,897 km (0.1 R)
• M22: 32,480,839 km (0.119 R)
• M23: 33,373,939 km (0.118 R)
• M24: 34,283,344 km (0.116 R)
• M25: 35,678,344 km (0.114 R)
• M26: 39,836,118 km (0.111 R)
• M27: 42,294,759 km (0.109 R)
• M28: 44,990,363 km (0.065 R)
• M29: 47,370,166 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 962.3

Radius: 7

Gravity: 19.64 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 17.92 AU - 22.66 AU

Year: 31974 Days

Day: 18.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 116,512,755 km

• M1: 87,365 km (0.047 R)
• M2: 379,979 km (0.037 R)
• M3: 754,721 km (0.087 R)
• M4: 977,173 km (0.114 R)
• M5: 1,378,096 km (0.111 R)
• M6: 4,233,171 km (0.107 R)
• M7: 5,121,782 km (0.092 R)
• M8: 5,339,896 km (0.097 R)
• M9: 5,795,122 km (0.084 R)
• M10: 7,764,129 km (0.115 R)
• M11: 11,053,936 km (0.109 R)
• M12: 12,962,805 km (0.112 R)
• M13: 14,553,180 km (0.077 R)
• M14: 17,420,223 km (0.097 R)
• M15: 18,116,003 km (0.07 R)
• M16: 20,643,010 km (0.082 R)
• M17: 21,422,116 km (0.072 R)
• M18: 22,220,669 km (0.108 R)
• M19: 23,998,490 km (0.105 R)
• M20: 25,109,404 km (0.05 R)
• M21: 26,125,473 km (0.095 R)
• M22: 28,375,126 km (0.12 R)
• M23: 30,894,354 km (0.115 R)
• M24: 35,260,667 km (0.081 R)
• M25: 37,344,864 km (0.057 R)
• M26: 38,002,347 km (0.062 R)
• M27: 40,192,460 km (0.077 R)
• M28: 42,287,578 km (0.085 R)
• M29: 46,127,307 km (0.1 R)
• M30: 47,265,597 km (0.087 R)
• M31: 49,007,963 km (0.116 R)
• M32: 63,811,869 km (0.096 R)
• M33: 64,280,410 km (0.092 R)
• M34: 71,586,919 km (0.066 R)
• M35: 79,427,942 km (0.033 R)
• M36: 90,156,354 km (0.052 R)
• M37: 93,433,145 km (0.044 R)
• M38: 98,964,826 km (0.112 R)

Kuiper Belt

Range: 31.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 15,647 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit